Home / 1,489,761.60-2,234,642.40-367,830.60

Finding the Fourth Proportional to 1,489,761.60, 2,234,642.40 and 367,830.60

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Solution

The fourth proportional to 1,489,761.60, 2,234,642.40 and 367,830.60 is: 551,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,761.60 : 2,234,642.40 = 367,830.60 : x
  2. Step 2: Convert to fraction form
    1,489,761.60/2,234,642.40 = 367,830.60/x
  3. Step 3: Cross multiply
    1,489,761.60x = 2,234,642.40 × 367,830.60
  4. Step 4: Simplify right side
    1,489,761.60x = 821,969,854,777.44
  5. Step 5: Solve for x
    x = 821,969,854,777.44/1,489,761.60
  6. Step 6: Final answer
    x = 551,745.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.